CVE-2015-5757 in Mac OS X
Сводка
по MITRE
libpthread in Apple iOS before 8.4.1 and OS X before 10.10.5 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via an app that uses a crafted syscall to interfere with locking.
If you want to get best quality of vulnerability data, you may have to visit VulDB.